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Restructuring Activities - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	Mar. 31, 2024	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Restructuring Cost and Reserve [Line Items]
Total cost of transformation program		$ 13.3	$ 54.2	$ 12.1
Minimum [Member]
Restructuring Cost and Reserve [Line Items]
Expected Pre-tax charges		92.5
Minimum [Member] | Restructuring Program [Member]
Restructuring Cost and Reserve [Line Items]
Expected Pre-tax charges	$ 74.0	$ 69.1

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